{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["GENE"], "input": "Here we focused on the role of the 5 ' proximal regulatory cassette ( - 190 ; + 53 bp ) of the rat enkephalin ( rENK ) gene in the developmental regulation of the enkephalin phenotype ."}
{"GENE": ["rat enkephalin", "enkephalin", "rENK"]}